Briefly describes evidence that large ape-like creatures or Yeti live in the Himalaya Mountains.

Discusses the building of the Egyptian pyramids, strange stories associated with them, and possible powers possessed by pyramids.

Describes disappearances of planes, ships, and people that have supposedly occurred in the Bermuda Triangle, off the southeast coast of the United States, and offers possible explanations.

Traces the history of the Bermuda Triangle, surveying some of the disappearances in that area and some of the many theories surrounding it.

Traces the many accounts of alien abductions, including both obvious hoaxes and cases that are not easily explained.

Examines the origins of Loch Ness, stories about the monster first reported to dwell there in 565 A.D., eyewitness reports and photographic evidence, recent scientific investigations, and possible explanations.

This book discusses investigations involving the stories and rumors of lost cities including Atlantis, El Dorado, Shangri-La, Ubar, and more.

This book discusses observations from the pyramids, cave and rock paintings, the Starchild skull, and the Nazca Lines of Peru that may support the belief that aliens came to Earth long ago to help humans learn and develop.

Discusses some of the large and frightening creatures that live, or are believed to have lived, in the world's oceans.